Refrigerant Connections - Lennox WING Application Manual

REFRIGERANT CONNECTIONS

REFRIGERANT CHARGE
MODEL
COOLING
ONLY
HEAT
PUMP
MODEL
COOLING
ONLY
HEAT
PUMP
(*) Refrigerant charge R-22 precharge from factory on the outdoor unit.
(**) Meter of installation line where outdoor unit is precharged+charge also to the group
(***) If line is different to meters indicated on table put more or less charge of refrigerant per meter indicated.
If you need to install a group WING 5CFK, with distance of line between indoor and outdoor unit of 6 meter. The
refrigerant charge R-407C needed in the installation is:
OUTDOOR UNITS TYPE KJF-K/ KJB
(gr.) (*)
(gr.) (**)
(gr.) (***)
(gr.) (*)
(gr.) (**)
(gr.) (***)
OUTDOOR UNITS TIPO KCF-K/ KCB
(gr.) (*)
(gr.) (**)
(gr.) (***)
(gr.) (*)
(gr.) (**)
(gr.) (***)
Charge precharge on outdoor unit
Charge per line
Total charge of the installation = 5355 gr
2,8 3 4
1.650 2.500 2.600
5 5 5
30 30 30
1.775 2.500 2.800
5 5 5
45 45 45
3
2,8 4
2.255 2.350 3.070
5
5 0
30 30 30
2.425 2.525 3.400
5
5 0/5
45 45 45
EXAMPLE:
=
55gr/m x (6-5)m =
19
5
2.600
5
55
3.500
5
105
5
4.950
5
55
5.300
5/0
105
5300
55